Home / 7,182.45-10,769.61-2,794.86

Finding the Fourth Proportional to 7,182.45, 10,769.61 and 2,794.86

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Solution

The fourth proportional to 7,182.45, 10,769.61 and 2,794.86 is: 4,190.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182.45 : 10,769.61 = 2,794.86 : x
  2. Step 2: Convert to fraction form
    7,182.45/10,769.61 = 2,794.86/x
  3. Step 3: Cross multiply
    7,182.45x = 10,769.61 × 2,794.86
  4. Step 4: Simplify right side
    7,182.45x = 30,099,552.20
  5. Step 5: Solve for x
    x = 30,099,552.20/7,182.45
  6. Step 6: Final answer
    x = 4,190.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.